From 5ac25cb9659f0ff46de94aa49f73e6e06078bc53 Mon Sep 17 00:00:00 2001 From: Martin Jerabek Date: Mon, 11 Apr 2016 00:46:05 +0200 Subject: [PATCH] power: LM2676, VCCIO reg FB divider changed, footprints, descriptions - LM2676 used as main regulator - VCCIO reg feedback voltage divider changed - added capacitors voltage - footprint assignment --- lib/README.txt | 4 + .../TO-263-7-TEXAS.kicad_mod | 44 +++ lib/mcp.dcm | 6 + lib/mcp.lib | 27 +- power.sch | 364 ++++++++++-------- 5 files changed, 286 insertions(+), 159 deletions(-) create mode 100644 lib/footprints.pretty/TO-263-7-TEXAS.kicad_mod diff --git a/lib/README.txt b/lib/README.txt index 94e1130..02273a5 100644 --- a/lib/README.txt +++ b/lib/README.txt @@ -1,3 +1,7 @@ MicroZed JX Headers were taken from https://github.com/mng2/kicad-parts (public domain) and modified. +D-SUB schematic symbols and footprints taken from KiCad library. + +TO-263-7-TEXAS footprint comes from https://github.com/cpavlina/kicad-pcblib/tree/master/manuf.pretty +under Creative Commons license. diff --git a/lib/footprints.pretty/TO-263-7-TEXAS.kicad_mod b/lib/footprints.pretty/TO-263-7-TEXAS.kicad_mod new file mode 100644 index 0000000..4fd3b23 --- /dev/null +++ b/lib/footprints.pretty/TO-263-7-TEXAS.kicad_mod @@ -0,0 +1,44 @@ +(module TO-263-7-TEXAS (layer F.Cu) (tedit 5529E1F2) + (attr smd) + (fp_text reference REF** (at 0 0) (layer F.SilkS) + (effects (font (size 0.8 0.8) (thickness 0.15))) + ) + (fp_text value TO-263-7-TEXAS (at 0 0) (layer F.Fab) + (effects (font (size 0.8 0.8) (thickness 0.15))) + ) + (fp_line (start 4.25 -7.45) (end 4.25 -8.5) (layer F.CrtYd) (width 0.2)) + (fp_line (start 4.25 -8.5) (end -4.25 -8.5) (layer F.CrtYd) (width 0.2)) + (fp_line (start -4.25 -8.5) (end -4.25 -7.45) (layer F.CrtYd) (width 0.2)) + (fp_line (start 4.25 -7.45) (end 5.33 -7.45) (layer F.CrtYd) (width 0.2)) + (fp_line (start -5.33 -7.45) (end -4.25 -7.45) (layer F.CrtYd) (width 0.2)) + (fp_line (start 4.25 -7.2) (end 5.08 -7.2) (layer F.SilkS) (width 0.2)) + (fp_line (start -5 7.15) (end -5 5.15) (layer F.SilkS) (width 0.2)) + (fp_line (start -4.5 2.65) (end -4.5 7.68) (layer F.SilkS) (width 0.2)) + (fp_line (start -4.5 7.68) (end 4.5 7.68) (layer F.SilkS) (width 0.2)) + (fp_line (start 4.5 7.68) (end 4.5 2.65) (layer F.SilkS) (width 0.2)) + (fp_line (start 5.08 -7.2) (end 5.08 2.65) (layer F.SilkS) (width 0.2)) + (fp_line (start 5.08 2.65) (end -5.08 2.65) (layer F.SilkS) (width 0.2)) + (fp_line (start -5.08 2.65) (end -5.08 -7.2) (layer F.SilkS) (width 0.2)) + (fp_line (start -5.08 -7.2) (end -4.25 -7.2) (layer F.SilkS) (width 0.2)) + (fp_line (start 5.33 -7.45) (end 5.33 7.68) (layer F.CrtYd) (width 0.2)) + (fp_line (start 5.33 7.68) (end -5.33 7.68) (layer F.CrtYd) (width 0.2)) + (fp_line (start -5.33 7.68) (end -5.33 -7.45) (layer F.CrtYd) (width 0.2)) + (fp_line (start -5.08 -7.2) (end 5.08 -7.2) (layer F.Fab) (width 0.2)) + (fp_line (start 5.08 -7.2) (end 5.08 2.65) (layer F.Fab) (width 0.2)) + (fp_line (start 5.08 2.65) (end -5.08 2.65) (layer F.Fab) (width 0.2)) + (fp_line (start -5.08 2.65) (end -5.08 -7.2) (layer F.Fab) (width 0.2)) + (pad 8 smd rect (at 0 -3) (size 5.59 6.35) (layers F.Cu F.Paste F.Mask)) + (pad 1 smd rect (at -3.81 6.225) (size 0.91 2.41) (layers F.Cu F.Paste F.Mask)) + (pad 2 smd rect (at -2.54 6.225) (size 0.91 2.41) (layers F.Cu F.Paste F.Mask)) + (pad 3 smd rect (at -1.27 6.225) (size 0.91 2.41) (layers F.Cu F.Paste F.Mask)) + (pad 4 smd rect (at 0 6.225) (size 0.91 2.41) (layers F.Cu F.Paste F.Mask)) + (pad 5 smd rect (at 1.27 6.225) (size 0.91 2.41) (layers F.Cu F.Paste F.Mask)) + (pad 6 smd rect (at 2.54 6.225) (size 0.91 2.41) (layers F.Cu F.Paste F.Mask)) + (pad 7 smd rect (at 3.81 6.225) (size 0.91 2.41) (layers F.Cu F.Paste F.Mask)) + (pad 8 smd rect (at 0 -7) (size 8 2.41) (layers F.Cu F.Paste F.Mask)) + (model smd_trans/d2-pak-7.wrl + (at (xyz 0 0 0)) + (scale (xyz 1 1 1)) + (rotate (xyz 0 0 0)) + ) +) diff --git a/lib/mcp.dcm b/lib/mcp.dcm index 9ff5e96..0362709 100644 --- a/lib/mcp.dcm +++ b/lib/mcp.dcm @@ -1,5 +1,11 @@ EESchema-DOCLIB Version 2.0 # +$CMP LM2676S-5.0 +D 5V, 3A Step-Down VR +K SIMPLE SWITCHER® Step-Down Voltage Regulator 5V 3A +F http://www.ti.com/lit/ds/symlink/lm2676.pdf +$ENDCMP +# $CMP MCP111T D Supervisor, Active-Low, Open-Drain Reset K Supervisor, Active-Low, Open-Drain Reset diff --git a/lib/mcp.lib b/lib/mcp.lib index ed0a400..09fa5a6 100644 --- a/lib/mcp.lib +++ b/lib/mcp.lib @@ -1,6 +1,29 @@ EESchema-LIBRARY Version 2.3 #encoding utf-8 # +# LM2676S-5.0 +# +DEF LM2676S-5.0 U 0 40 Y Y 1 F N +F0 "U" -400 450 50 H V L CNN +F1 "LM2676S-5.0" -400 350 50 H V L CNN +F2 "SOIC-8" 300 -350 50 H V C CIN +F3 "" 0 0 50 H V C CNN +$FPLIST + TO-220* + DDPAK* + TO-263* +$ENDFPLIST +DRAW +S -400 300 400 -300 0 1 10 f +X VSW 1 500 -200 100 L 50 50 1 1 O +X VIN 2 -500 200 100 R 50 50 1 1 W +X CB 3 500 0 100 L 50 50 1 1 I +X GND 4 0 -400 100 U 50 50 1 1 W +X FB 6 500 200 100 L 50 50 1 1 I +X ON/~OFF 7 -500 0 100 R 50 50 1 1 I +ENDDRAW +ENDDEF +# # MCP111T # DEF MCP111T U 0 40 Y Y 1 F N @@ -28,7 +51,7 @@ F1 "MCP120T-315I/TT" -400 150 50 H V L CNN F2 "SOT" 250 -300 50 H V C CIN F3 "" 0 -200 50 H V C CNN $FPLIST - SOT-23-5 + SOT-23 $ENDFPLIST DRAW S -300 100 300 -250 0 1 10 f @@ -46,7 +69,7 @@ F1 "MCP120T-450I/TT" -400 150 50 H V L CNN F2 "SOT" 250 -300 50 H V C CIN F3 "" 0 -200 50 H V C CNN $FPLIST - SOT-23-5 + SOT-23 $ENDFPLIST DRAW S -300 100 300 -250 0 1 10 f diff --git a/power.sch b/power.sch index 9aafc85..d111a7c 100644 --- a/power.sch +++ b/power.sch @@ -93,17 +93,6 @@ Comment4 "" $EndDescr NoConn ~ 1250 1100 $Comp -L LM2675M-5 U2 -U 1 1 56FE9029 -P 5250 1350 -F 0 "U2" H 4850 1800 50 0000 L CNN -F 1 "LM2675M-5" H 4850 1700 50 0000 L CNN -F 2 "SMD_Packages:SOIC-8-N" H 5550 1000 50 0000 C CIN -F 3 "" H 5250 1350 50 0000 C CNN - 1 5250 1350 - 1 0 0 -1 -$EndComp -$Comp L CP C3 U 1 1 56FE91B5 P 1750 1200 @@ -134,6 +123,7 @@ F 0 "C8" H 4575 1650 50 0000 L CNN F 1 "10n" H 4575 1450 50 0000 L CNN F 2 "Capacitors_SMD:C_0805_HandSoldering" H 4588 1400 50 0001 C CNN F 3 "" H 4550 1550 50 0000 C CNN +F 4 "30V" H 4550 1550 60 0001 C CNN "Description" 1 4550 1550 1 0 0 -1 $EndComp @@ -142,17 +132,18 @@ L C C7 U 1 1 56FE9335 P 4250 1550 F 0 "C7" H 4275 1650 50 0000 L CNN -F 1 "100n" H 4275 1450 50 0000 L CNN +F 1 "470n" H 4275 1450 50 0000 L CNN F 2 "Capacitors_SMD:C_0805_HandSoldering" H 4288 1400 50 0001 C CNN F 3 "" H 4250 1550 50 0000 C CNN +F 4 "30V" H 4250 1550 60 0001 C CNN "Description" 1 4250 1550 1 0 0 -1 $EndComp $Comp -L GND #PWR5 +L GND #PWR05 U 1 1 56FE94CA P 1350 1700 -F 0 "#PWR5" H 1350 1450 50 0001 C CNN +F 0 "#PWR05" H 1350 1450 50 0001 C CNN F 1 "GND" H 1350 1550 50 0000 C CNN F 2 "" H 1350 1700 50 0000 C CNN F 3 "" H 1350 1700 50 0000 C CNN @@ -167,6 +158,7 @@ F 0 "C9" V 5900 1300 50 0000 L CNN F 1 "10n" V 6200 1300 50 0000 L CNN F 2 "Capacitors_SMD:C_0805_HandSoldering" H 6088 1200 50 0001 C CNN F 3 "" H 6050 1350 50 0000 C CNN +F 4 ">13V" V 6050 1350 60 0001 C CNN "Description" 1 6050 1350 0 1 1 0 $EndComp @@ -175,11 +167,10 @@ L INDUCTOR_SMALL L2 U 1 1 56FE961C P 6700 1350 F 0 "L2" H 6700 1450 50 0000 C CNN -F 1 "DE1205-68" H 6700 1300 50 0000 C CNN +F 1 "DL50-33" H 6700 1300 50 0000 C CNN F 2 "" H 6700 1350 50 0001 C CNN F 3 "" H 6700 1350 50 0000 C CNN -F 4 "DE1205-68, VLP8040T-680M" H 6700 1350 60 0001 C CNN "Alternatives" -F 5 "68uH, 1.5A" H 6700 1350 60 0001 C CNN "Description" +F 4 "33uH, 3A" H 6700 1350 60 0001 C CNN "Description" 1 6700 1350 1 0 0 -1 $EndComp @@ -188,17 +179,18 @@ L CP C13 U 1 1 56FE97FD P 7200 1550 F 0 "C13" H 7225 1650 50 0000 L CNN -F 1 "100u" H 7225 1450 50 0000 L CNN +F 1 "180u" H 7225 1450 50 0000 L CNN F 2 "Capacitors_SMD:c_elec_6.3x5.3" H 7238 1400 50 0001 C CNN F 3 "" H 7200 1550 50 0000 C CNN +F 4 "6V" H 7200 1550 60 0001 C CNN "Description" 1 7200 1550 1 0 0 -1 $EndComp $Comp -L GND #PWR27 +L GND #PWR06 U 1 1 56FE98E3 P 7200 1800 -F 0 "#PWR27" H 7200 1550 50 0001 C CNN +F 0 "#PWR06" H 7200 1550 50 0001 C CNN F 1 "GND" H 7200 1650 50 0000 C CNN F 2 "" H 7200 1800 50 0000 C CNN F 3 "" H 7200 1800 50 0000 C CNN @@ -210,10 +202,10 @@ L CP C6 U 1 1 56FE9991 P 3900 1550 F 0 "C6" H 3925 1650 50 0000 L CNN -F 1 "220u" H 3925 1450 50 0000 L CNN +F 1 "15u" H 3925 1450 50 0000 L CNN F 2 "Capacitors_SMD:c_elec_10x10.5" H 3938 1400 50 0001 C CNN F 3 "" H 3900 1550 50 0000 C CNN -F 4 "220u 30V Elyt" H 3900 1550 60 0001 C CNN "Description" +F 4 "15uF 35V Tantal" H 3900 1550 60 0001 C CNN "Description" 1 3900 1550 1 0 0 -1 $EndComp @@ -225,6 +217,7 @@ F 0 "C14" H 7525 1650 50 0000 L CNN F 1 "100n" H 7525 1450 50 0000 L CNN F 2 "Capacitors_SMD:C_0805_HandSoldering" H 7538 1400 50 0001 C CNN F 3 "" H 7500 1550 50 0000 C CNN +F 4 "6V" H 7500 1550 60 0001 C CNN "Description" 1 7500 1550 1 0 0 -1 $EndComp @@ -236,14 +229,15 @@ F 0 "C15" H 7775 1650 50 0000 L CNN F 1 "10u" H 7775 1450 50 0000 L CNN F 2 "Capacitors_SMD:C_0805_HandSoldering" H 7788 1400 50 0001 C CNN F 3 "" H 7750 1550 50 0000 C CNN +F 4 "6V" H 7750 1550 60 0001 C CNN "Description" 1 7750 1550 1 0 0 -1 $EndComp $Comp -L GND #PWR32 +L GND #PWR07 U 1 1 56FE9F85 P 7500 1800 -F 0 "#PWR32" H 7500 1550 50 0001 C CNN +F 0 "#PWR07" H 7500 1550 50 0001 C CNN F 1 "GND" H 7500 1650 50 0000 C CNN F 2 "" H 7500 1800 50 0000 C CNN F 3 "" H 7500 1800 50 0000 C CNN @@ -251,10 +245,10 @@ F 3 "" H 7500 1800 50 0000 C CNN 1 0 0 -1 $EndComp $Comp -L GND #PWR35 +L GND #PWR08 U 1 1 56FE9FB4 P 7750 1800 -F 0 "#PWR35" H 7750 1550 50 0001 C CNN +F 0 "#PWR08" H 7750 1550 50 0001 C CNN F 1 "GND" H 7750 1650 50 0000 C CNN F 2 "" H 7750 1800 50 0000 C CNN F 3 "" H 7750 1800 50 0000 C CNN @@ -267,16 +261,16 @@ U 1 1 56FEA973 P 1500 900 F 0 "D3" H 1500 1000 50 0000 C CNN F 1 "D" H 1500 800 50 0000 C CNN -F 2 "Diodes_SMD:SMB_Handsoldering" H 1500 900 50 0001 C CNN +F 2 "" H 1500 900 50 0001 C CNN F 3 "" H 1500 900 50 0000 C CNN 1 1500 900 -1 0 0 -1 $EndComp $Comp -L GND #PWR12 +L GND #PWR09 U 1 1 56FEAB78 P 3900 1800 -F 0 "#PWR12" H 3900 1550 50 0001 C CNN +F 0 "#PWR09" H 3900 1550 50 0001 C CNN F 1 "GND" H 3900 1650 50 0000 C CNN F 2 "" H 3900 1800 50 0000 C CNN F 3 "" H 3900 1800 50 0000 C CNN @@ -285,13 +279,13 @@ F 3 "" H 3900 1800 50 0000 C CNN $EndComp Text Label 2350 900 2 60 ~ 0 VIN_24 -Text Label 3350 1150 0 60 ~ 0 +Text Label 3150 1150 0 60 ~ 0 VIN_24 $Comp -L GND #PWR15 +L GND #PWR010 U 1 1 56FEAF94 P 4250 1800 -F 0 "#PWR15" H 4250 1550 50 0001 C CNN +F 0 "#PWR010" H 4250 1550 50 0001 C CNN F 1 "GND" H 4250 1650 50 0000 C CNN F 2 "" H 4250 1800 50 0000 C CNN F 3 "" H 4250 1800 50 0000 C CNN @@ -299,10 +293,10 @@ F 3 "" H 4250 1800 50 0000 C CNN 1 0 0 -1 $EndComp $Comp -L GND #PWR16 +L GND #PWR011 U 1 1 56FEAFC3 P 4550 1800 -F 0 "#PWR16" H 4550 1550 50 0001 C CNN +F 0 "#PWR011" H 4550 1550 50 0001 C CNN F 1 "GND" H 4550 1650 50 0000 C CNN F 2 "" H 4550 1800 50 0000 C CNN F 3 "" H 4550 1800 50 0000 C CNN @@ -310,10 +304,10 @@ F 3 "" H 4550 1800 50 0000 C CNN 1 0 0 -1 $EndComp $Comp -L GND #PWR19 +L GND #PWR012 U 1 1 56FEB5B5 P 5250 1800 -F 0 "#PWR19" H 5250 1550 50 0001 C CNN +F 0 "#PWR012" H 5250 1550 50 0001 C CNN F 1 "GND" H 5250 1650 50 0000 C CNN F 2 "" H 5250 1800 50 0000 C CNN F 3 "" H 5250 1800 50 0000 C CNN @@ -321,10 +315,10 @@ F 3 "" H 5250 1800 50 0000 C CNN 1 0 0 -1 $EndComp $Comp -L PWR_FLAG #FLG2 +L PWR_FLAG #FLG013 U 1 1 56FEB9FB P 1900 800 -F 0 "#FLG2" H 1900 895 50 0001 C CNN +F 0 "#FLG013" H 1900 895 50 0001 C CNN F 1 "PWR_FLAG" H 1900 980 50 0000 C CNN F 2 "" H 1900 800 50 0000 C CNN F 3 "" H 1900 800 50 0000 C CNN @@ -332,10 +326,10 @@ F 3 "" H 1900 800 50 0000 C CNN 1 0 0 -1 $EndComp $Comp -L +5V #PWR36 +L +5V #PWR014 U 1 1 56FEBE9B P 7950 950 -F 0 "#PWR36" H 7950 800 50 0001 C CNN +F 0 "#PWR014" H 7950 800 50 0001 C CNN F 1 "+5V" H 7950 1090 50 0000 C CNN F 2 "" H 7950 950 50 0000 C CNN F 3 "" H 7950 950 50 0000 C CNN @@ -343,10 +337,10 @@ F 3 "" H 7950 950 50 0000 C CNN 1 0 0 -1 $EndComp $Comp -L PWR_FLAG #FLG5 +L PWR_FLAG #FLG015 U 1 1 56FEC19D P 8150 1250 -F 0 "#FLG5" H 8150 1345 50 0001 C CNN +F 0 "#FLG015" H 8150 1345 50 0001 C CNN F 1 "PWR_FLAG" H 8150 1430 50 0000 C CNN F 2 "" H 8150 1250 50 0000 C CNN F 3 "" H 8150 1250 50 0000 C CNN @@ -358,18 +352,17 @@ L D_Schottky D4 U 1 1 56FEC6E1 P 6400 1600 F 0 "D4" V 6500 1500 50 0000 C CNN -F 1 "SS210" V 6350 1450 50 0000 C CNN -F 2 "Diodes_SMD:SMB_Handsoldering" H 6400 1600 50 0001 C CNN +F 1 "SK34" V 6350 1450 50 0000 C CNN +F 2 "" H 6400 1600 50 0001 C CNN F 3 "" H 6400 1600 50 0000 C CNN -F 4 "SS210, SK26" V 6400 1600 60 0001 C CNN "Alternatives" 1 6400 1600 0 -1 -1 0 $EndComp $Comp -L GND #PWR22 +L GND #PWR016 U 1 1 56FEC897 P 6400 1800 -F 0 "#PWR22" H 6400 1550 50 0001 C CNN +F 0 "#PWR016" H 6400 1550 50 0001 C CNN F 1 "GND" H 6400 1650 50 0000 C CNN F 2 "" H 6400 1800 50 0000 C CNN F 3 "" H 6400 1800 50 0000 C CNN @@ -377,10 +370,10 @@ F 3 "" H 6400 1800 50 0000 C CNN 1 0 0 -1 $EndComp $Comp -L PWR_FLAG #FLG1 +L PWR_FLAG #FLG017 U 1 1 56FF1E58 P 1750 1700 -F 0 "#FLG1" H 1750 1795 50 0001 C CNN +F 0 "#FLG017" H 1750 1795 50 0001 C CNN F 1 "PWR_FLAG" H 1750 1880 50 0000 C CNN F 2 "" H 1750 1700 50 0000 C CNN F 3 "" H 1750 1700 50 0000 C CNN @@ -396,7 +389,7 @@ Wire Wire Line Wire Wire Line 1250 1000 1250 900 Wire Wire Line - 3350 1150 4750 1150 + 3150 1150 4750 1150 Wire Wire Line 1750 900 1750 1050 Wire Wire Line @@ -470,10 +463,10 @@ Connection ~ 7850 1350 Text HLabel 9650 1350 2 60 3State ~ 0 PWR_EN $Comp -L GND #PWR37 +L GND #PWR018 U 1 1 5715A615 P 8900 1800 -F 0 "#PWR37" H 8900 1550 50 0001 C CNN +F 0 "#PWR018" H 8900 1550 50 0001 C CNN F 1 "GND" H 8900 1650 50 0000 C CNN F 2 "" H 8900 1800 50 0000 C CNN F 3 "" H 8900 1800 50 0000 C CNN @@ -486,7 +479,7 @@ U 1 1 5715A61B P 8900 1350 F 0 "U8" H 8500 1600 50 0000 L CNN F 1 "MCP120T-450I/TT" H 8500 1500 50 0000 L CNN -F 2 "SOIC-23-5" H 9150 1050 50 0000 C CIN +F 2 "TO_SOT_Packages_SMD:SOT-23" H 9150 1050 50 0000 C CIN F 3 "" H 8900 1150 50 0000 C CNN 1 8900 1350 1 0 0 -1 @@ -522,10 +515,10 @@ F 3 "" H 5100 6050 50 0000 C CNN 1 0 0 -1 $EndComp $Comp -L +5V #PWR10 +L +5V #PWR019 U 1 1 5707E0DE P 3600 5700 -F 0 "#PWR10" H 3600 5550 50 0001 C CNN +F 0 "#PWR019" H 3600 5550 50 0001 C CNN F 1 "+5V" H 3600 5840 50 0000 C CNN F 2 "" H 3600 5700 50 0000 C CNN F 3 "" H 3600 5700 50 0000 C CNN @@ -556,10 +549,10 @@ F 3 "" H 3900 6150 50 0000 C CNN 1 0 0 -1 $EndComp $Comp -L GND #PWR18 +L GND #PWR020 U 1 1 5707E0F1 P 4650 6550 -F 0 "#PWR18" H 4650 6300 50 0001 C CNN +F 0 "#PWR020" H 4650 6300 50 0001 C CNN F 1 "GND" H 4650 6400 50 0000 C CNN F 2 "" H 4650 6550 50 0000 C CNN F 3 "" H 4650 6550 50 0000 C CNN @@ -574,6 +567,7 @@ F 0 "C40" H 6825 6050 50 0000 L CNN F 1 "10u" H 6825 5850 50 0000 L CNN F 2 "Capacitors_SMD:C_0805_HandSoldering" H 6838 5800 50 0001 C CNN F 3 "" H 6800 5950 50 0000 C CNN +F 4 "6.3V" H 6800 5950 60 0001 C CNN "Description" 1 6800 5950 1 0 0 -1 $EndComp @@ -585,6 +579,7 @@ F 0 "C41" H 7025 6050 50 0000 L CNN F 1 "10u" H 7025 5850 50 0000 L CNN F 2 "Capacitors_SMD:C_0805_HandSoldering" H 7038 5800 50 0001 C CNN F 3 "" H 7000 5950 50 0000 C CNN +F 4 "6.3V" H 7000 5950 60 0001 C CNN "Description" 1 7000 5950 1 0 0 -1 $EndComp @@ -596,14 +591,15 @@ F 0 "C42" H 7225 6050 50 0000 L CNN F 1 "100n" H 7225 5850 50 0000 L CNN F 2 "Capacitors_SMD:C_0805_HandSoldering" H 7238 5800 50 0001 C CNN F 3 "" H 7200 5950 50 0000 C CNN +F 4 "6.3V" H 7200 5950 60 0001 C CNN "Description" 1 7200 5950 1 0 0 -1 $EndComp $Comp -L GND #PWR24 +L GND #PWR021 U 1 1 5707E111 P 6800 6150 -F 0 "#PWR24" H 6800 5900 50 0001 C CNN +F 0 "#PWR021" H 6800 5900 50 0001 C CNN F 1 "GND" H 6800 6000 50 0000 C CNN F 2 "" H 6800 6150 50 0000 C CNN F 3 "" H 6800 6150 50 0000 C CNN @@ -611,10 +607,10 @@ F 3 "" H 6800 6150 50 0000 C CNN 1 0 0 -1 $EndComp $Comp -L GND #PWR26 +L GND #PWR022 U 1 1 5707E117 P 7000 6150 -F 0 "#PWR26" H 7000 5900 50 0001 C CNN +F 0 "#PWR022" H 7000 5900 50 0001 C CNN F 1 "GND" H 7000 6000 50 0000 C CNN F 2 "" H 7000 6150 50 0000 C CNN F 3 "" H 7000 6150 50 0000 C CNN @@ -622,10 +618,10 @@ F 3 "" H 7000 6150 50 0000 C CNN 1 0 0 -1 $EndComp $Comp -L GND #PWR29 +L GND #PWR023 U 1 1 5707E11D P 7200 6150 -F 0 "#PWR29" H 7200 5900 50 0001 C CNN +F 0 "#PWR023" H 7200 5900 50 0001 C CNN F 1 "GND" H 7200 6000 50 0000 C CNN F 2 "" H 7200 6150 50 0000 C CNN F 3 "" H 7200 6150 50 0000 C CNN @@ -633,10 +629,10 @@ F 3 "" H 7200 6150 50 0000 C CNN 1 0 0 -1 $EndComp $Comp -L GND #PWR14 +L GND #PWR024 U 1 1 5707E123 P 3900 6550 -F 0 "#PWR14" H 3900 6300 50 0001 C CNN +F 0 "#PWR024" H 3900 6300 50 0001 C CNN F 1 "GND" H 3900 6400 50 0000 C CNN F 2 "" H 3900 6550 50 0000 C CNN F 3 "" H 3900 6550 50 0000 C CNN @@ -644,10 +640,10 @@ F 3 "" H 3900 6550 50 0000 C CNN 1 0 0 -1 $EndComp $Comp -L GND #PWR11 +L GND #PWR025 U 1 1 5707E129 P 3600 6550 -F 0 "#PWR11" H 3600 6300 50 0001 C CNN +F 0 "#PWR025" H 3600 6300 50 0001 C CNN F 1 "GND" H 3600 6400 50 0000 C CNN F 2 "" H 3600 6550 50 0000 C CNN F 3 "" H 3600 6550 50 0000 C CNN @@ -655,10 +651,10 @@ F 3 "" H 3600 6550 50 0000 C CNN 1 0 0 -1 $EndComp $Comp -L +5V #PWR31 +L +5V #PWR026 U 1 1 5707E135 P 7450 5200 -F 0 "#PWR31" H 7450 5050 50 0001 C CNN +F 0 "#PWR026" H 7450 5050 50 0001 C CNN F 1 "+5V" H 7450 5340 50 0000 C CNN F 2 "" H 7450 5200 50 0000 C CNN F 3 "" H 7450 5200 50 0000 C CNN @@ -666,10 +662,10 @@ F 3 "" H 7450 5200 50 0000 C CNN 1 0 0 -1 $EndComp $Comp -L PWR_FLAG #FLG4 +L PWR_FLAG #FLG027 U 1 1 5707E13C P 8000 5650 -F 0 "#FLG4" H 8000 5745 50 0001 C CNN +F 0 "#FLG027" H 8000 5745 50 0001 C CNN F 1 "PWR_FLAG" H 8000 5830 50 0000 C CNN F 2 "" H 8000 5650 50 0000 C CNN F 3 "" H 8000 5650 50 0000 C CNN @@ -681,10 +677,9 @@ L D_Schottky D16 U 1 1 5707E143 P 7450 5500 F 0 "D16" V 7350 5400 50 0000 C CNN -F 1 "SS210" V 7500 5350 50 0000 C CNN -F 2 "Diodes_SMD:SMB_Handsoldering" H 7450 5500 50 0001 C CNN +F 1 "SK13" V 7500 5350 50 0000 C CNN +F 2 "" H 7450 5500 50 0001 C CNN F 3 "" H 7450 5500 50 0000 C CNN -F 4 "SS210, SK26" V 7450 5500 60 0001 C CNN "Alternatives" 1 7450 5500 0 1 1 0 $EndComp @@ -727,41 +722,41 @@ Wire Wire Line $Comp L R R50 U 1 1 5707E188 -P 6150 5950 -F 0 "R50" V 6230 5950 50 0000 C CNN -F 1 "540K 1%" V 6050 5950 50 0000 C CNN -F 2 "Resistors_SMD:R_0805_HandSoldering" V 6080 5950 50 0001 C CNN -F 3 "" H 6150 5950 50 0000 C CNN - 1 6150 5950 +P 6150 6000 +F 0 "R50" V 6230 6000 50 0000 C CNN +F 1 "150K 0.1%" V 6050 6000 50 0000 C CNN +F 2 "Resistors_SMD:R_0805_HandSoldering" V 6080 6000 50 0001 C CNN +F 3 "" H 6150 6000 50 0000 C CNN + 1 6150 6000 1 0 0 -1 $EndComp $Comp L R R51 U 1 1 5707E18E -P 6150 6350 -F 0 "R51" V 6230 6350 50 0000 C CNN -F 1 "120K 1%" V 6050 6350 50 0000 C CNN -F 2 "Resistors_SMD:R_0805_HandSoldering" V 6080 6350 50 0001 C CNN -F 3 "" H 6150 6350 50 0000 C CNN - 1 6150 6350 +P 6150 6400 +F 0 "R51" V 6230 6400 50 0000 C CNN +F 1 "33K2 0.1%" V 6050 6350 50 0000 C CNN +F 2 "Resistors_SMD:R_0805_HandSoldering" V 6080 6400 50 0001 C CNN +F 3 "" H 6150 6400 50 0000 C CNN + 1 6150 6400 1 0 0 -1 $EndComp Wire Wire Line - 6150 5800 6150 5750 + 6150 5850 6150 5750 Connection ~ 6150 5750 $Comp -L GND #PWR21 +L GND #PWR028 U 1 1 5707E199 -P 6150 6550 -F 0 "#PWR21" H 6150 6300 50 0001 C CNN -F 1 "GND" H 6150 6400 50 0000 C CNN -F 2 "" H 6150 6550 50 0000 C CNN -F 3 "" H 6150 6550 50 0000 C CNN - 1 6150 6550 +P 6150 6600 +F 0 "#PWR028" H 6150 6350 50 0001 C CNN +F 1 "GND" H 6150 6450 50 0000 C CNN +F 2 "" H 6150 6600 50 0000 C CNN +F 3 "" H 6150 6600 50 0000 C CNN + 1 6150 6600 1 0 0 -1 $EndComp Wire Wire Line - 6150 6550 6150 6500 + 6150 6600 6150 6550 Wire Wire Line 6800 5800 6800 5750 Connection ~ 6800 5750 @@ -775,14 +770,14 @@ Connection ~ 8000 5750 Wire Wire Line 4650 6050 4800 6050 Wire Wire Line - 6150 6100 6150 6200 + 6150 6150 6150 6250 Wire Wire Line 5400 5950 5600 5950 Wire Wire Line - 5600 5950 5600 6150 + 5600 5950 5600 6200 Wire Wire Line - 5600 6150 6400 6150 -Connection ~ 6150 6150 + 5600 6200 6400 6200 +Connection ~ 6150 6200 $Comp L C C39 U 1 1 5707FACB @@ -798,12 +793,12 @@ Wire Wire Line 6400 5800 6400 5750 Connection ~ 6400 5750 Wire Wire Line - 6400 6150 6400 6100 + 6400 6200 6400 6100 $Comp -L VCCIO_35 #PWR34 +L VCCIO_35 #PWR029 U 1 1 57080C53 P 7700 5400 -F 0 "#PWR34" H 7700 5250 50 0001 C CNN +F 0 "#PWR029" H 7700 5250 50 0001 C CNN F 1 "VCCIO_35" H 7700 5550 50 0000 C CNN F 2 "" H 7700 5400 50 0000 C CNN F 3 "" H 7700 5400 50 0000 C CNN @@ -811,10 +806,10 @@ F 3 "" H 7700 5400 50 0000 C CNN 1 0 0 -1 $EndComp $Comp -L GND #PWR39 +L GND #PWR030 U 1 1 57081804 P 9150 6200 -F 0 "#PWR39" H 9150 5950 50 0001 C CNN +F 0 "#PWR030" H 9150 5950 50 0001 C CNN F 1 "GND" H 9150 6050 50 0000 C CNN F 2 "" H 9150 6200 50 0000 C CNN F 3 "" H 9150 6200 50 0000 C CNN @@ -868,10 +863,10 @@ Wire Wire Line Wire Wire Line 2200 3600 2200 3700 $Comp -L +5V #PWR6 +L +5V #PWR031 U 1 1 5712F3E6 P 2200 3250 -F 0 "#PWR6" H 2200 3100 50 0001 C CNN +F 0 "#PWR031" H 2200 3100 50 0001 C CNN F 1 "+5V" H 2200 3390 50 0000 C CNN F 2 "" H 2200 3250 50 0000 C CNN F 3 "" H 2200 3250 50 0000 C CNN @@ -893,10 +888,10 @@ F 3 "" H 2200 3850 50 0000 C CNN $EndComp Connection ~ 2200 3650 $Comp -L GND #PWR7 +L GND #PWR032 U 1 1 57130226 P 2200 4050 -F 0 "#PWR7" H 2200 3800 50 0001 C CNN +F 0 "#PWR032" H 2200 3800 50 0001 C CNN F 1 "GND" H 2200 3900 50 0000 C CNN F 2 "" H 2200 4050 50 0000 C CNN F 3 "" H 2200 4050 50 0000 C CNN @@ -935,7 +930,7 @@ U 1 1 5715AFA7 P 8900 2250 F 0 "U3" H 8500 2500 50 0000 L CNN F 1 "MCP120T-450I/TT" H 8500 2400 50 0000 L CNN -F 2 "SOIC-23-5" H 9150 1950 50 0000 C CIN +F 2 "TO_SOT_Packages_SMD:SOT-23" H 9150 1950 50 0000 C CIN F 3 "" H 8900 2050 50 0000 C CNN 1 8900 2250 1 0 0 -1 @@ -946,7 +941,7 @@ U 1 1 5715B8A0 P 9150 5750 F 0 "U11" H 8750 6000 50 0000 L CNN F 1 "MCP120T-315I/TT" H 8750 5900 50 0000 L CNN -F 2 "SOIC-23-5" H 9400 5450 50 0000 C CIN +F 2 "TO_SOT_Packages_SMD:SOT-23" H 9400 5450 50 0000 C CIN F 3 "" H 9150 5550 50 0000 C CNN 1 9150 5750 1 0 0 -1 @@ -1008,10 +1003,10 @@ F 3 "" H 5100 4050 50 0000 C CNN 1 0 0 -1 $EndComp $Comp -L +5V #PWR8 +L +5V #PWR033 U 1 1 5717B3C8 P 3600 3700 -F 0 "#PWR8" H 3600 3550 50 0001 C CNN +F 0 "#PWR033" H 3600 3550 50 0001 C CNN F 1 "+5V" H 3600 3840 50 0000 C CNN F 2 "" H 3600 3700 50 0000 C CNN F 3 "" H 3600 3700 50 0000 C CNN @@ -1026,7 +1021,7 @@ F 0 "C4" H 3625 4250 50 0000 L CNN F 1 "10u" H 3625 4050 50 0000 L CNN F 2 "Capacitors_SMD:C_0805_HandSoldering" H 3638 4000 50 0001 C CNN F 3 "" H 3600 4150 50 0000 C CNN -F 4 "10u 6.3V" H 3600 4150 60 0001 C CNN "Description" +F 4 "10u 6V" H 3600 4150 60 0001 C CNN "Description" 1 3600 4150 1 0 0 -1 $EndComp @@ -1038,14 +1033,15 @@ F 0 "C5" H 3925 4250 50 0000 L CNN F 1 "100n" H 3925 4050 50 0000 L CNN F 2 "Capacitors_SMD:C_0805_HandSoldering" H 3938 4000 50 0001 C CNN F 3 "" H 3900 4150 50 0000 C CNN +F 4 "6V" H 3900 4150 60 0001 C CNN "Description" 1 3900 4150 1 0 0 -1 $EndComp $Comp -L GND #PWR17 +L GND #PWR034 U 1 1 5717B3DB P 4650 4550 -F 0 "#PWR17" H 4650 4300 50 0001 C CNN +F 0 "#PWR034" H 4650 4300 50 0001 C CNN F 1 "GND" H 4650 4400 50 0000 C CNN F 2 "" H 4650 4550 50 0000 C CNN F 3 "" H 4650 4550 50 0000 C CNN @@ -1098,10 +1094,10 @@ F 3 "" H 7200 3950 50 0000 C CNN 1 0 0 -1 $EndComp $Comp -L GND #PWR23 +L GND #PWR035 U 1 1 5717B3FB P 6800 4150 -F 0 "#PWR23" H 6800 3900 50 0001 C CNN +F 0 "#PWR035" H 6800 3900 50 0001 C CNN F 1 "GND" H 6800 4000 50 0000 C CNN F 2 "" H 6800 4150 50 0000 C CNN F 3 "" H 6800 4150 50 0000 C CNN @@ -1109,10 +1105,10 @@ F 3 "" H 6800 4150 50 0000 C CNN 1 0 0 -1 $EndComp $Comp -L GND #PWR25 +L GND #PWR036 U 1 1 5717B401 P 7000 4150 -F 0 "#PWR25" H 7000 3900 50 0001 C CNN +F 0 "#PWR036" H 7000 3900 50 0001 C CNN F 1 "GND" H 7000 4000 50 0000 C CNN F 2 "" H 7000 4150 50 0000 C CNN F 3 "" H 7000 4150 50 0000 C CNN @@ -1120,10 +1116,10 @@ F 3 "" H 7000 4150 50 0000 C CNN 1 0 0 -1 $EndComp $Comp -L GND #PWR28 +L GND #PWR037 U 1 1 5717B407 P 7200 4150 -F 0 "#PWR28" H 7200 3900 50 0001 C CNN +F 0 "#PWR037" H 7200 3900 50 0001 C CNN F 1 "GND" H 7200 4000 50 0000 C CNN F 2 "" H 7200 4150 50 0000 C CNN F 3 "" H 7200 4150 50 0000 C CNN @@ -1131,10 +1127,10 @@ F 3 "" H 7200 4150 50 0000 C CNN 1 0 0 -1 $EndComp $Comp -L GND #PWR13 +L GND #PWR038 U 1 1 5717B40D P 3900 4550 -F 0 "#PWR13" H 3900 4300 50 0001 C CNN +F 0 "#PWR038" H 3900 4300 50 0001 C CNN F 1 "GND" H 3900 4400 50 0000 C CNN F 2 "" H 3900 4550 50 0000 C CNN F 3 "" H 3900 4550 50 0000 C CNN @@ -1142,10 +1138,10 @@ F 3 "" H 3900 4550 50 0000 C CNN 1 0 0 -1 $EndComp $Comp -L GND #PWR9 +L GND #PWR039 U 1 1 5717B413 P 3600 4550 -F 0 "#PWR9" H 3600 4300 50 0001 C CNN +F 0 "#PWR039" H 3600 4300 50 0001 C CNN F 1 "GND" H 3600 4400 50 0000 C CNN F 2 "" H 3600 4550 50 0000 C CNN F 3 "" H 3600 4550 50 0000 C CNN @@ -1153,10 +1149,10 @@ F 3 "" H 3600 4550 50 0000 C CNN 1 0 0 -1 $EndComp $Comp -L +5V #PWR30 +L +5V #PWR040 U 1 1 5717B419 P 7450 3200 -F 0 "#PWR30" H 7450 3050 50 0001 C CNN +F 0 "#PWR040" H 7450 3050 50 0001 C CNN F 1 "+5V" H 7450 3340 50 0000 C CNN F 2 "" H 7450 3200 50 0000 C CNN F 3 "" H 7450 3200 50 0000 C CNN @@ -1164,10 +1160,10 @@ F 3 "" H 7450 3200 50 0000 C CNN 1 0 0 -1 $EndComp $Comp -L PWR_FLAG #FLG3 +L PWR_FLAG #FLG041 U 1 1 5717B41F P 8000 3650 -F 0 "#FLG3" H 8000 3745 50 0001 C CNN +F 0 "#FLG041" H 8000 3745 50 0001 C CNN F 1 "PWR_FLAG" H 8000 3830 50 0000 C CNN F 2 "" H 8000 3650 50 0000 C CNN F 3 "" H 8000 3650 50 0000 C CNN @@ -1179,10 +1175,9 @@ L D_Schottky D5 U 1 1 5717B426 P 7450 3500 F 0 "D5" V 7350 3400 50 0000 C CNN -F 1 "SS210" V 7500 3350 50 0000 C CNN -F 2 "Diodes_SMD:SMB_Handsoldering" H 7450 3500 50 0001 C CNN +F 1 "SK13" V 7500 3350 50 0000 C CNN +F 2 "" H 7450 3500 50 0001 C CNN F 3 "" H 7450 3500 50 0000 C CNN -F 4 "SS210, SK26" V 7450 3500 60 0001 C CNN "Alternatives" 1 7450 3500 0 1 1 0 $EndComp @@ -1227,7 +1222,7 @@ L R R48 U 1 1 5717B440 P 6150 3950 F 0 "R48" V 6230 3950 50 0000 C CNN -F 1 "540K 1%" V 6050 3950 50 0000 C CNN +F 1 "150K 0.1%" V 6050 3900 50 0000 C CNN F 2 "Resistors_SMD:R_0805_HandSoldering" V 6080 3950 50 0001 C CNN F 3 "" H 6150 3950 50 0000 C CNN 1 6150 3950 @@ -1236,30 +1231,30 @@ $EndComp $Comp L R R49 U 1 1 5717B446 -P 6150 4350 -F 0 "R49" V 6230 4350 50 0000 C CNN -F 1 "120K 1%" V 6050 4350 50 0000 C CNN -F 2 "Resistors_SMD:R_0805_HandSoldering" V 6080 4350 50 0001 C CNN -F 3 "" H 6150 4350 50 0000 C CNN - 1 6150 4350 +P 6150 4400 +F 0 "R49" V 6230 4400 50 0000 C CNN +F 1 "33K2 0.1%" V 6050 4350 50 0000 C CNN +F 2 "Resistors_SMD:R_0805_HandSoldering" V 6080 4400 50 0001 C CNN +F 3 "" H 6150 4400 50 0000 C CNN + 1 6150 4400 1 0 0 -1 $EndComp Wire Wire Line 6150 3800 6150 3750 Connection ~ 6150 3750 $Comp -L GND #PWR20 +L GND #PWR042 U 1 1 5717B44E -P 6150 4550 -F 0 "#PWR20" H 6150 4300 50 0001 C CNN -F 1 "GND" H 6150 4400 50 0000 C CNN -F 2 "" H 6150 4550 50 0000 C CNN -F 3 "" H 6150 4550 50 0000 C CNN - 1 6150 4550 +P 6150 4600 +F 0 "#PWR042" H 6150 4350 50 0001 C CNN +F 1 "GND" H 6150 4450 50 0000 C CNN +F 2 "" H 6150 4600 50 0000 C CNN +F 3 "" H 6150 4600 50 0000 C CNN + 1 6150 4600 1 0 0 -1 $EndComp Wire Wire Line - 6150 4550 6150 4500 + 6150 4600 6150 4550 Wire Wire Line 6800 3800 6800 3750 Connection ~ 6800 3750 @@ -1273,14 +1268,14 @@ Connection ~ 8000 3750 Wire Wire Line 4650 4050 4800 4050 Wire Wire Line - 6150 4100 6150 4200 + 6150 4100 6150 4250 Wire Wire Line 5400 3950 5600 3950 Wire Wire Line - 5600 3950 5600 4150 + 5600 3950 5600 4200 Wire Wire Line - 5600 4150 6400 4150 -Connection ~ 6150 4150 + 5600 4200 6400 4200 +Connection ~ 6150 4200 $Comp L C C10 U 1 1 5717B462 @@ -1289,6 +1284,7 @@ F 0 "C10" H 6425 4050 50 0000 L CNN F 1 "22p" H 6425 3850 50 0000 L CNN F 2 "Capacitors_SMD:C_0805_HandSoldering" H 6438 3800 50 0001 C CNN F 3 "" H 6400 3950 50 0000 C CNN +F 4 "6.3V" H 6400 3950 60 0001 C CNN "Description" 1 6400 3950 1 0 0 -1 $EndComp @@ -1296,12 +1292,12 @@ Wire Wire Line 6400 3800 6400 3750 Connection ~ 6400 3750 Wire Wire Line - 6400 4150 6400 4100 + 6400 4200 6400 4100 $Comp -L VCCIO_34 #PWR33 +L VCCIO_34 #PWR043 U 1 1 5717B46B P 7700 3400 -F 0 "#PWR33" H 7700 3250 50 0001 C CNN +F 0 "#PWR043" H 7700 3250 50 0001 C CNN F 1 "VCCIO_34" H 7700 3550 50 0000 C CNN F 2 "" H 7700 3400 50 0000 C CNN F 3 "" H 7700 3400 50 0000 C CNN @@ -1309,10 +1305,10 @@ F 3 "" H 7700 3400 50 0000 C CNN 1 0 0 -1 $EndComp $Comp -L GND #PWR38 +L GND #PWR044 U 1 1 5717B471 P 9150 4200 -F 0 "#PWR38" H 9150 3950 50 0001 C CNN +F 0 "#PWR044" H 9150 3950 50 0001 C CNN F 1 "GND" H 9150 4050 50 0000 C CNN F 2 "" H 9150 4200 50 0000 C CNN F 3 "" H 9150 4200 50 0000 C CNN @@ -1347,7 +1343,7 @@ U 1 1 5717B484 P 9150 3750 F 0 "U9" H 8750 4000 50 0000 L CNN F 1 "MCP120T-315I/TT" H 8750 3900 50 0000 L CNN -F 2 "SOIC-23-5" H 9400 3450 50 0000 C CIN +F 2 "TO_SOT_Packages_SMD:SOT-23" H 9400 3450 50 0000 C CIN F 3 "" H 9150 3550 50 0000 C CNN 1 9150 3750 1 0 0 -1 @@ -1364,4 +1360,58 @@ F 4 "2.2u, >1.2A" H 5750 5750 60 0001 C CNN "Description" 1 5750 5750 1 0 0 -1 $EndComp +$Comp +L LM2676S-5.0 U2 +U 1 1 570B4386 +P 5250 1350 +F 0 "U2" H 4850 1800 50 0000 L CNN +F 1 "LM2676S-5.0" H 4850 1700 50 0000 L CNN +F 2 "footprints:TO-263-7-TEXAS" H 5550 1000 50 0000 C CIN +F 3 "" H 5250 1350 50 0000 C CNN + 1 5250 1350 + 1 0 0 -1 +$EndComp +Text Notes 4450 2250 0 60 ~ 0 +LM2676 has internal pull-up\n20uA on ON/~OFF +$Comp +L CP C44 +U 1 1 570CA185 +P 3600 1550 +F 0 "C44" H 3625 1650 50 0000 L CNN +F 1 "15u" H 3625 1450 50 0000 L CNN +F 2 "Capacitors_SMD:c_elec_10x10.5" H 3638 1400 50 0001 C CNN +F 3 "" H 3600 1550 50 0000 C CNN +F 4 "15uF 35V Tantal" H 3600 1550 60 0001 C CNN "Description" + 1 3600 1550 + 1 0 0 -1 +$EndComp +$Comp +L GND #PWR045 +U 1 1 570CA18B +P 3600 1800 +F 0 "#PWR045" H 3600 1550 50 0001 C CNN +F 1 "GND" H 3600 1650 50 0000 C CNN +F 2 "" H 3600 1800 50 0000 C CNN +F 3 "" H 3600 1800 50 0000 C CNN + 1 3600 1800 + 1 0 0 -1 +$EndComp +Wire Wire Line + 3600 1400 3600 1150 +Wire Wire Line + 3600 1700 3600 1800 +Connection ~ 3600 1150 +$Comp +L GND #PWR046 +U 1 1 570DA555 +P 8900 2700 +F 0 "#PWR046" H 8900 2450 50 0001 C CNN +F 1 "GND" H 8900 2550 50 0000 C CNN +F 2 "" H 8900 2700 50 0000 C CNN +F 3 "" H 8900 2700 50 0000 C CNN + 1 8900 2700 + 1 0 0 -1 +$EndComp +Text Notes 6000 5250 0 60 ~ 0 +Feedback:\n3.3V: 150K/33K2\n2.5V: 150K/75K\n1.8V: 150K/47K5\n $EndSCHEMATC -- 2.39.2